Finding the Fourth Proportional to 360,232,746.08, 497,121,614.68 and 195,220,315.56
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Solution
The fourth proportional to 360,232,746.08, 497,121,614.68 and 195,220,315.56 is: 269,404,265.84
Step by Step Solution
- Step 1: Write the proportion equation
360,232,746.08 : 497,121,614.68 = 195,220,315.56 : x - Step 2: Convert to fraction form
360,232,746.08/497,121,614.68 = 195,220,315.56/x - Step 3: Cross multiply
360,232,746.08x = 497,121,614.68 × 195,220,315.56 - Step 4: Simplify right side
360,232,746.08x = 97,048,238,489,526,336 - Step 5: Solve for x
x = 97,048,238,489,526,336/360,232,746.08 - Step 6: Final answer
x = 269,404,265.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.